<template>
      <!-- 统计和清空 -->
    <footer class="footer">
      <!-- 统计 -->
      <span class="todo-count">合 计:<strong> {{ todoList.length }} </strong></span>
      <!-- 清空 -->
      <button class="clear-completed" @click="clear">
        清空任务
      </button>
    </footer>
</template>

<script>
export default {
    props: {
    todoList: Array,
  },
  methods: {
    clear(){
      this.$emit('clearList')
    }
  }
  
}
</script>

<style>

</style>